Morton, T. (2012). The ecological thought. Harvard University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMorton, Timothy. The Ecological Thought. Cambridge, Mass. ; London: Harvard University Press, 2012.
एमएलए (9वां संस्करण) प्रशस्ति पत्रMorton, Timothy. The Ecological Thought. Harvard University Press, 2012.
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